Finding the Fourth Proportional to 42,883.56, 64,308.60 and 14,414.76

Step by Step Solution

1. Step 1: Write the proportion equation
   42,883.56 : 64,308.60 = 14,414.76 : x
2. Step 2: Convert to fraction form
   42,883.56/64,308.60 = 14,414.76/x
3. Step 3: Cross multiply
   42,883.56x = 64,308.60 × 14,414.76
4. Step 4: Simplify right side
   42,883.56x = 926,993,034.94
5. Step 5: Solve for x
   x = 926,993,034.94/42,883.56
6. Step 6: Final answer
   x = 21,616.51